Data Dungeon
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Chamber 47 · Hollow Nave

Void Register

IS NOT NULL

NULL+265 XP
Locked

Clear the previous chamber to unlock this one. You can still preview the briefing.

Briefing

You already found blanks with IS NULL in the Lockward. Flip the habit: list saints whose epitaph was carved — not left hollow.

Objective

Return name and epitaph where epitaph IS NOT NULL, ordered by name.

Hint

IS NOT NULL keeps rows where the column has a value.

Chamber schema

saints3 cols

Cathedral saints with optional epitaphs

idnameepitaph
chamber_47.sql

Results appear here after you run a query. Correct rows alone are not enough — the Warden must seal your loot.

Ask the Warden

AI SQL coach — hints and fail reviews, not spoilers

Warden

I am the Warden. Ask for a hint, paste a failing query, or request a review — I won't hand you the full answer.